Trap door

  • Title

    Trap door

  • Definition

    A small opening into the bladder of bladderworts ( spp.) the function of which is to open and suck prey into the bladder when the trigger hairs (= trigger trichomes) are touched by the prey. The prey are then decomposed and the nutrients released are assimilated by the plant.

  • Related Terms

    Bladder

    Trigger hairs

  • *For more educational content, please visit The Hand Lens and explore our herbarium collections and the stories they tell.